9955660142 has 8 divisors (see below), whose sum is σ = 14935196136. Its totient is φ = 4977261432.

The previous prime is 9955660073. The next prime is 9955660163. The reversal of 9955660142 is 2410665599.

9955660142 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 262088 + ... + 297659.

It is an arithmetic number, because the mean of its divisors is an integer number (1866899517).

Almost surely, 2^9955660142 is an apocalyptic number.

9955660142 is a deficient number, since it is larger than the sum of its proper divisors (4979535994).

9955660142 is a wasteful number, since it uses less digits than its factorization.

9955660142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 568642.

The product of its (nonzero) digits is 583200, while the sum is 47.

The square root of 9955660142 is about 99778.0544107771. The cubic root of 9955660142 is about 2151.2457278322.

The spelling of 9955660142 in words is "nine billion, nine hundred fifty-five million, six hundred sixty thousand, one hundred forty-two".